diff options
Diffstat (limited to 'mm/fremap.c')
-rw-r--r-- | mm/fremap.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/fremap.c b/mm/fremap.c index 07a9c82ce1a3..7881638e4a12 100644 --- a/mm/fremap.c +++ b/mm/fremap.c | |||
@@ -15,6 +15,7 @@ | |||
15 | #include <linux/rmap.h> | 15 | #include <linux/rmap.h> |
16 | #include <linux/module.h> | 16 | #include <linux/module.h> |
17 | #include <linux/syscalls.h> | 17 | #include <linux/syscalls.h> |
18 | #include <linux/mmu_notifier.h> | ||
18 | 19 | ||
19 | #include <asm/mmu_context.h> | 20 | #include <asm/mmu_context.h> |
20 | #include <asm/cacheflush.h> | 21 | #include <asm/cacheflush.h> |
@@ -214,7 +215,9 @@ asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size, | |||
214 | spin_unlock(&mapping->i_mmap_lock); | 215 | spin_unlock(&mapping->i_mmap_lock); |
215 | } | 216 | } |
216 | 217 | ||
218 | mmu_notifier_invalidate_range_start(mm, start, start + size); | ||
217 | err = populate_range(mm, vma, start, size, pgoff); | 219 | err = populate_range(mm, vma, start, size, pgoff); |
220 | mmu_notifier_invalidate_range_end(mm, start, start + size); | ||
218 | if (!err && !(flags & MAP_NONBLOCK)) { | 221 | if (!err && !(flags & MAP_NONBLOCK)) { |
219 | if (unlikely(has_write_lock)) { | 222 | if (unlikely(has_write_lock)) { |
220 | downgrade_write(&mm->mmap_sem); | 223 | downgrade_write(&mm->mmap_sem); |